export interface CardHeaderClasses {
    /** Class name applied to the root element. */
    root: string;
    /** Class name applied to the avatar element. */
    avatar: string;
    /** Class name applied to the action element. */
    action: string;
    /** Class name applied to the content element. */
    content: string;
    /** Class name applied to the heading element. */
    heading: string;
    /** Class name applied to the subheading element. */
    subheading: string;
    /** Class name applied to the heading and subheading element if `disabled={true}`. */
    disabled: string;
}
export type CardHeaderClassKey = keyof CardHeaderClasses;
export declare function getCardHeaderUtilityClass(slot: string): string;
declare const cardHeaderClasses: CardHeaderClasses;
export default cardHeaderClasses;